Regular expressions are a declarative language, mainly used for pattern matching within strings. Please include a tag specifying the programming language you are using, together with this tag.
5
votes
1answer
71 views
Finding word acronyms for telephone numbers
Having read most of Learn You a Haskell as well as parts of Real World Haskell, I decided to embark on an easy project to see if I can apply the Haskell that I've learned.
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1
vote
1answer
23 views
Inserting filename, reading data, inserting regex, and testing if each line matches - version 2
This is a improved version of the program seen in my older question.
This program first displays a menu which shows some options that the user can select. Each option will the respective functions ...
3
votes
1answer
44 views
Inserting filename, reading data, inserting regex, and testing if each line matches
This program first displays a menu which shows some options that the user can select. Each option will the respective functions which do some things.
The user can insert a filename, read data from ...
5
votes
3answers
306 views
Getting 6 possible URL parameters
I am in the midst of writing a simple job board and I have the URL's filtering and working how I want, everything works - I just want to know if I can improve it, if there are any security concerns, ...
2
votes
1answer
63 views
TDD: String Calculator Kata
String Calculator
Create a simple String calculator with a method int Add(string numbers).
The method can take 0, 1 or 2 numbers, and will return ...
5
votes
0answers
67 views
Debug statement remover
I've been fiddling around with some programs, and since most of them are for fun, I haven't bothered with little things like making the output non-verbose until I, say, put it here, for review. I was ...
5
votes
1answer
155 views
Extracting emails from a file and writing them to another file
The code below works fine for me. Is there any way that I can improve this code more? Note: delimiter is single whitespace only for email address.
getmail.py
...
0
votes
2answers
38 views
Compare JS files and pick according to requirement
Problem Statement:
Extract the filename and read if filename has jQuery on it, put them aside.
Second step will be to check one more and see if any jQuery files has ...
2
votes
1answer
22 views
Convert “String” sqrt(#) into numerical value
I had to come up with a way to convert sqrt(#) into its actual numeric value because before I would have an array containing elements such as:
...
4
votes
1answer
52 views
7
votes
1answer
101 views
Validation macro
I would like a review of a Scala validation library I am writing. For now we can focus on the regular expression component.
The usage is described in RegexExample.scala
There is an outline of the ...
2
votes
0answers
43 views
Truncating text with jQuery but keep the HTML formatting
I repeat here this answer on Stack Overflow.
I first posted an answer with not finalized code, as a simple description of the solution I could think, without any test. But later I remained ...
5
votes
1answer
51 views
Retrieving all the email addresses on a web page
I recently discovered the file_get_contents function and wanted to put it to some use, alongside preg_match_all, off the ...
1
vote
2answers
43 views
Avoiding regexps abuse in generation of statements to be executed
I made a GPL project to read Shogi Western Notations that I made public in GitHub. The project works perfectly on Ubuntu. Please check README.md to check requirements.
All this code works quite well. ...
5
votes
3answers
157 views
Replacing all occurrences in a String
I have a string like this :
val content = "some_text{macro1}another_text{macro2}text"
I want to replace the {macro1} and ...
-3
votes
1answer
44 views
Structure of regex to find selectors between angle brackets [closed]
Is the structure of this regex is correct?
\[{1}+[\w]+\-?[\w]*(\=|\~|\||\^|\$|\*)*\"*?[\w]*(\-|\/)*[\w]*\.*[a-z]*\"*?\]{1}
I want to use it to find selectors of ...
4
votes
0answers
37 views
Get time difference and delete file [closed]
I have a function which gets the time difference between the time written in the file name and the local time at the moment the function is called.
The file name looks like this:
...
6
votes
2answers
146 views
Performing multiple validation checks
I have a validation which checks that a string is a valid asset number. There are currently three formats it could be in, like: 001-123456, ...
1
vote
1answer
54 views
Formatting HTML for use in a locally hosted iframe
This formats HTML for use in a locally hosted iframe so that you can manipulate the content in the iframe freely, without running into cross domain issues. It uses Goutte to retrieve the HTML. I'd ...
2
votes
2answers
42 views
RNA/DNA transcriber
I've been going through some of the exercises over on exercism and this is one of my solutions: a basic RNA/DNA transcriber. I was happy enough at first but now, looking at it again, the solution ...
1
vote
1answer
39 views
Search string by regex in files and write line of found string
I am searching in files with extensions .xml, .java, and .properties strings that match a certain regular expression.
When I find it, I write it to the file with the filename, line and string ...
2
votes
1answer
42 views
A1Notation conversion to row & column index
This set of Google Apps Script helper functions are published in this gist, along with a bunch of other utilities. Background info is in this SO question. Since no Google services are used, this is ...
5
votes
2answers
438 views
Matching any certain selection of inputs
I have the following RegEx which matches any of a selection of inputs (see the list below).
While it works fine, I'm wondering if there is a better way of writing it, as it looks a little dirty. ...
6
votes
2answers
335 views
Writing an IRC Bot from scratch
I have been learning C# for a couple years now, and using small projects to help myself learn. My most recent project is a complete rewrite of my first C# project that just got out of hand (the old ...
5
votes
2answers
45 views
Converting domain-specific regular-expressions to a list of all matching instances
There seem to be several questions floating around Stackexchange regarding how to take a python regular expression list the matching instances. This problem is a bit different because 1) I'm need to ...
4
votes
2answers
69 views
C++ regex golf solver program much slower than original Python
I am rewriting Peter Norvig's Python regex golf solver in C++. I had originally planned to post the whole thing here at once when I was finished, but:
This program takes double the time of the ...
3
votes
2answers
66 views
Parsing a URL from a document and matching it from an array
I need help in improving this script that I have written to parse a URL and check it from an array.
This is what I have done till now: (fiddle)
This is working fine. Was this done correctly? What ...
2
votes
1answer
90 views
Page Spider in PHP
I have a working spider, however, it runs fairly slowly thanks to Australia's horrible internet. Can anyone give me some tips on speeding this up?
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6
votes
2answers
239 views
Removing Asterisks and neighbors from a string
I am going through the CodingBat exercises for Java. I got to this problem:
Return a version of the given string, where for every star (*) in the string the star and the chars immediately to its ...
1
vote
2answers
81 views
Match all youtube links in a string of text
I'm looking to pull all the youtube links from a string of text and was wondering how does this look?
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2
votes
1answer
43 views
2
votes
1answer
48 views
Regex in combination with file compare
I have made a funtion to compare text files line by line, where timestamps and jobnumbers are replaced for a identical string. By lack of experience I'm not sure if this is the best way to do this.
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7
votes
1answer
167 views
Finding Pattern score
You are given 3 strings: text, pre_text and post_text. Let L be a
substring of text. For each substring L of text, we define
pattern_score as follows:
...
8
votes
3answers
1k views
Transform snake_case to camelCase
I want to convert db columns such as is_deleted or product_code which consist of xx_xx to ...
4
votes
2answers
98 views
Normalizing strings using PHP preg_replace and regex expressions
I needed a way to normalize nearly any given input for a configuration parameter on a dashboard. Server side code is in PHP so I wrote a test script to experiment with ...
4
votes
1answer
58 views
Evaluating an expression with integers, +, and *, as well as -, / - revision 3
The original question came from this web site.
Revision 1
Revision 2
And this is the third revision. I delete spaces and validate an equation before computing.
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2
votes
2answers
95 views
Converting file from Markdown-like markup into HTML using repeated substitutions
The following code reads a file, splits its data, replaces some characters in the data, and then joins the data again (I added more details in the comments):
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5
votes
1answer
81 views
Parsing error messages using regular expressions in Java 8
I have a below method in Java 8 which checks for message pattern and finds the line number from the message.
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1
vote
1answer
38 views
Parsing logs in sed efficiently
I have an application which log file has most lines start with a time/date, followed by a debugging level and the actual log message. Often I want to watch the output live and colors make it a lot ...
4
votes
1answer
72 views
Link to WinRT XAML code optimization
I need a method which will parse text to RichTextBlock-compatible XAML markup with clickable links.
Example:
Input:
...
-2
votes
1answer
44 views
Conditionally splitting a string [closed]
I have a string that consists of one, two, or three fields. The full format is:
"dest = comp ; jump"
Either the dest or jump fields may be empty. If dest is ...
1
vote
1answer
53 views
Filename interpreter for TV shows
I have small class which interprets TV show filenames to extract the show title and episode number. Due to the nature of the filenames, I have chosen for a cleaning approach: I clean the filename ...
1
vote
1answer
42 views
10
votes
3answers
440 views
Empty Line delimiter, single line output
I'm used to only processing, at most, one line of a file at a time. This is my first time changing the delimiter, and the objective here is to take a file containing lines such as:
...
1
vote
0answers
49 views
Efficient Strip Special Characters
I have a private function in PHP that takes a given URL string and just leave the Alpha or numeric and certain punctuation left. I need the stripping of string due to having it match against ...
3
votes
0answers
137 views
Efficient JavaScript/jQuery typewriter effect that handles HTML5, entities, and text
How should this code be improved? For instance:
How could it be shorter, clearer, deal with memory better, use a plugin/library, better prepared for web input?
I can break up and clarify the regex ...
2
votes
0answers
61 views
Search/sort/create functionality, implements bubblesort and sequential search
I've moved my main() to the bottom of the code block in order to fit it all in one class for this submission. If there is a better way to do it?
...
2
votes
2answers
254 views
1
vote
1answer
46 views
Find free username based on schema
Hopefully this is not too complicated. I have this code that will generate a username based on the pre-configured schema the admin types in. The fields they can use are:
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1
vote
2answers
37 views
Repeatedly fetching a URL until the response contains “state: INIT”
I am working on a project in which I need to make a URL call to one of my servers from a bash shell script.
http://hostname.domain.com:8080/beat
After hitting the above URL, I will be getting ...
